• Warner Losh's avatar
    Introduce grab and ungrab upcalls. When the kernel desires to grab the · d76a1ef4
    Warner Losh authored
    console, it calls the grab functions. These functions should turn off
    the RX interrupts, and any others that interfere. This makes mountroot
    prompt work again. If there's more generalized need other than
    prompting, many of these routines should be expanded to do those new
    Should have been part of r260889, but waasn't due to command line typo.
    Reviewed by:	bde (with reservations)